Part Number
Definition:
A TUBULAR SHAPED ITEM WITH OR WITHOUT FLANGE(S) DESIGNED TO REDUCE FRICTION AND CARRY A KINETIC LOAD ON THE SURFACE(S) PARALLEL TO THE AXIS OF THE BORE. IT MUST HAVE A VISIBLE OR DETECTABLE MEANS OF LUBRICATION OR BE SELF-LUBRICATED. THE OVER ALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS OF THE BODY, EXCEPT FOR STRAIGHT TUBULAR (WITHOUT FLANGE OR SHOULDER) ITEMS HAVING A BEARING SURFACE(S) PARALLEL TO THE AXIS OF THE BORE ONLY. INCLUDES ITEMS WHICH ARE DIVIDED INTO TWO OR MORE SEGMENTS WHICH INCLUDE 180 DEGREES (3.141 RADIANS) OR LESS OF THE BEARING PERIPHERY. SEE ALSO BUSHING, SLEEVE; SPACER, SLEEVE; AND WASHER (AS MODIFIED). EXCLUDES PIN, HOLLOW.
CAGE Information
| Code | Company |
|---|---|
| 21877 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
Federal Supply Class
Title
BEARINGS, PLAIN, UNMOUNTED
Inclusions:
INCLUDES SLEEVE BEARINGS; SPLIT BEARINGS; WASHER TYPE BEARINGS; JEWEL BEARINGS.
Exclusions:
EXCLUDES ANTIFRICTION BEARINGS (FSC 3110); MOUNTED BEARINGS (FSC 3130).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ADAR | BODY OUTSIDE DIAMETER | 0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| BZLX | CORNER SHAPE | SQUARE INSIDE LEFT CORNER |
| STYL | STYLE DESIGNATOR | SOLID |
| BZLX | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER |
| BZLX | CORNER SHAPE | SQUARE LEFT FLANGE BODY CORNER |
| ABHP | OVERALL LENGTH | 0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM |
| BZLX | CORNER SHAPE | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| ADAS | BODY INSIDE DIAMETER | 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE RIGHT CORNER |
| ADZG | LUBRICATION MATERIAL | LUBRICANT, MANUFACTURERS STANDARD |
| AEPR | FLANGE OUTSIDE DIAMETER | 0.6825 INCHES MINIMUM AND 0.6925 INCHES MAXIMUM |
| AGFF | FLANGE WIDTH | 0.0912 INCHES MINIMUM AND 0.0962 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |